U.S. soldiers from Viper Company (Bravo), 1-26 Infantry, stand guard on a watch tower overlooking villages in Khost province on June 21, 2011. (TED ALJIBE/AFP/GETTY IMAGES)

Before and after his speech, come here for a roundup of reactions on Twitter. We will curate updates from politicians, pundits, and experts in the decade-long war.

Follow updates from just Checkpoint Washington, at @CheckpointWash...

And follow analysis and updates from others here: